/*
 *
 * Copyright (c) 2013 - 2020 Lijun Liao
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.xipki.cmpclient.shell;

import java.util.Collections;
import java.util.Set;

import org.apache.karaf.shell.api.action.lifecycle.Reference;
import org.apache.karaf.shell.api.action.lifecycle.Service;
import org.xipki.cmpclient.CmpClient;
import org.xipki.cmpclient.CmpClientException;
import org.xipki.shell.DynamicEnumCompleter;

/**
 * Shell completers.
 *
 * @author Lijun Liao
 */

public class CmpClientCompleters {

  @Service
  public static class CaNameCompleter extends DynamicEnumCompleter {

    @Reference
    protected CmpClient client;

    @Override
    protected Set<String> getEnums() {
      try {
        return client.getCaNames();
      } catch (CmpClientException ex) {
        return Collections.emptySet();
      }
    }

  } // class CaNameCompleter
}
